3. All the above changes are effective April 1, 2017. Changes are identified in the .PDF versions by a black change bar in the left margin and in the Microsoft Access file by a "1" in the change column.

6. For more information, within Canada, call the Border Information Service at 1-800-461-9999. From outside Canada call 204-983-3500 or 506-636-5064. Long distance charges will apply. Agents are available Monday to Friday (08:00 – 16:00 local time/except statutory holidays). TTY is also available within Canada: 1-866-335-3237.